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Arterial blood pressure may be increased by()
选项：

A:decreased sympathetic tone
B:Venodilatation
C:decreased parasympathetic tone
D:decreased vasopressin hormone release
E:adrenoceptor blocking drugs

发布时间：2024-06-07 10:30:23

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1.Which of the following is normally associated with an increased venous return of blood to the heart? A: Decreased mean systemic filling pressure B: Acute large vein dilation C: Decreased sympathetic tone D: Increased blood volume
2.Which of the following is normally associated with an increased venous return of blood to the heart? 选项： A:Decreased mean systemic filling pressure; B:Acute large vein dilation; C: Decreased sympathetic tone; D: Increased blood volume
3.The decreased release of aldosterone could be due to 选项： A、Decreased volume of concentrated urine B、Increased secretion of adrenocorticotropic hormone C、Decreased calcium levels D、Decreased blood pressure E、Increased sodium levels
4.Which of the following changes would you expect to find after administering a vasodilator drug that caused a 50% decrease in afferent arteriolar resistance and nochange in arterial pressure? 选项： A:Increased renal blood flow, increased GFR, and increased peritubular capillary hydrostatic pressure ; B:Decreased renal blood flow, decreased GFR, and decreased peritubular capillary hydrostatic pressure ; C:Decreased renal blood flow, decreased GFR, and increased peritubular capillary hydrostatic pressure; D:Increased renal blood flow, increased GFR, and no change in peritubular capillary hydrostatic pressure; E: Increased renal blood flow, increased GFR, and decreased peritubular capillary hydrostatic pressure
5.Which of the following changes would you expect to find after administering a vasodilator drug that caused a 50% decrease in afferent arteriolar resistance and nochange in arterial pressure? 选项： A:Decreased renal blood flow, decreased GFR, and decreased peritubular capillary hydrostatic pressure ; B:Decreased renal blood flow, decreased GFR, and increased peritubular capillary hydrostatic pressure; C:Increased renal blood flow, increased GFR, and increased peritubular capillary hydrostatic pressure ; D:Increased renal blood flow, increased GFR, and no change in peritubular capillary hydrostatic pressure; E: Increased renal blood flow, increased GFR, and decreased peritubular capillary hydrostatic pressure
6.Increased levels of carbon dioxide in the blood will result in decreased 选项： A:heart B:cardiac C:blood D:parasympathetic E:sympathetic
7.The characteristic change of blood oxygen index during histogenous hypoxia is 选项： A:decreased blood oxygen volume B:decreased arterial oxygen partial pressure and oxygen content C:decreased arterial oxygen saturation D: the difference of arterial-venous blood oxygen content is increased E:the difference of arterial-venous blood oxygen content is reduced
8.Which of following signs, initiated by the sympathetic division of the autonomic nervousSystem, may apply in a client who is under stress? 选项： A: Decreased heart digestion B: Increased digestion C: Increased rate of breathing D: Decreased blood pressure
9.The main reason for decreased urine production during tempestuous exercise is（）选项： A:Elevated blood pressure in glomerular capillaries B:Renal arterioles contracted and renal blood flow decreased C:Increased secretion of aldosterone D:decreased glomerular filtration area E:Increased secretion of antidiuretic hormone
10.The reason for the decrease of the difference in blood oxygen content between arteries and veins in the early stage of anemia patients is 选项：A、Decreased arterial blood oxygen content B、Decreased oxygen uptake capacity of tissue cells C、Decreased blood oxygen partial pressure D、Increased venous blood oxygen content E、None of the above
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decreased or K+increased
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18.2. When isotonic hypoxemia occurs选项： A:Reduced blood oxygen content; B:Decreased partial pressure of arterial blood oxygen; C:Decreased oxygen saturation of hemoglobin; D:Normal blood oxygen content; E:Tissue cell utilization oxygen disorder
19.Full activation of the sympathetic nervous system, as in the fight-or-flight reaction, may occur during maximal exercise. Which of the following effects is likely to occur?() 选项： A、Bronchoconstriction B、Increased intestinal motility C、Decreased renal blood flow D、Miosis E、Decreased heart rate (bradycardia)
20.When presynaptic α2-receptor is activated 选项： A:the synthesis of NE is increased; B:the synthesis of NE decreased; C:the release of NE is increased; D:the release of NE is decreased; E:none of the above is true

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Arterial blood pressure may be increased by() 选项： A:decreased sympathetic tone B:Venodilatation C:decreased parasympathetic tone D:decreased vasopressin hormone release E:adrenoceptor blocking drugs

Arterial blood pressure may be increased by()
选项：

A:decreased sympathetic tone
B:Venodilatation
C:decreased parasympathetic tone
D:decreased vasopressin hormone release
E:adrenoceptor blocking drugs